1112131132 has 24 divisors (see below), whose sum is σ = 2233505120. Its totient is φ = 474647040.

The previous prime is 1112131081. The next prime is 1112131133. The reversal of 1112131132 is 2311312111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112131133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75657 + ... + 89152.

Almost surely, 2^1112131132 is an apocalyptic number.

It is an amenable number.

1112131132 is an abundant number, since it is smaller than the sum of its proper divisors (1121373988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1112131132 is a wasteful number, since it uses less digits than its factorization.

1112131132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165061 (or 165059 counting only the distinct ones).

The product of its digits is 36, while the sum is 16.

The square root of 1112131132 is about 33348.6301367837. The cubic root of 1112131132 is about 1036.0610159201.

Adding to 1112131132 its reverse (2311312111), we get a palindrome (3423443243).

The spelling of 1112131132 in words is "one billion, one hundred twelve million, one hundred thirty-one thousand, one hundred thirty-two".